Iron Golem Spawn Checker

Shows the area where Iron Golems can spawn by villagers.

1.1K Downloads

fabricutility

Rent Server with this Mod

Screenshots

About this Mod

A client-side Minecraft Fabric mod to show an overlay where Iron Golems can spawn.
This is helpful when building iron farms or villager farms in order to see exactly where the game checks for Iron Golem spawns.

Uses the in-game code to check if Iron Golems can spawn in a 17×13×17 box centered around the player.

Requirements

Fabric API

Usage

Left bracket [: calculates a new bounding box around the player and checks for spawns.
Right bracket ]: Hides the overlay.

Features

Supports Mod menu
Option to turn on/off mob hitbox collision during calculation

TODO:

Add option to configure calculation area

Available Versions

Iron Golem Spawn Checker 2.0.0release

MC 1.21.5fabric

April 21, 2025

Iron Golem Spawn Checker 1.1.0release

MC 1.21.4fabric

February 14, 2025

How to Install Iron Golem Spawn Checker on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.5).

Install Mod

Open the mod browser in the dashboard and search for "Iron Golem Spawn Checker". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabric

Minecraft Versions

1.21.5, 1.21.4

Server-side

✗ Unsupported

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Iron Golem Spawn Checker server crashes on startup – what to do?

Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.5). You can switch loaders with one click in the panel.

Is Iron Golem Spawn Checker compatible with fabric?

Iron Golem Spawn Checker officially supports fabric for Minecraft 1.21.5, 1.21.4. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Iron Golem Spawn Checker – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Iron Golem Spawn Checker consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.